ABS(3) | Library Functions Manual | ABS(3)

# NAME

abs, labs, llabs, imaxabs — functions for integer absolute value

# LIBRARY

Standard C Library (libc, -lc)

# SYNOPSIS

#include <stdlib.h>

int
abs(int x);

long int
labs(long int x);

long long int
llabs(long long int x);

#include <inttypes.h>

intmax_t
imaxabs(intmax_t x);

# DESCRIPTION

These functions return the absolute value of the integer x. The listed functions differ only with respect to the type of the return value and x.

# SEE ALSO

cabs(3), fabs(3), floor(3), math(3)

# STANDARDS

The described functions conform to ISO/IEC 9899:1999 (“ISO C99”).

# BUGS

The absolute value of the most negative integer remains negative.

April 13, 2011 | NetBSD 7.2